Table 5.
O*NET job demands | Total JAS score (arithmetic mean) | Total JAS score (measurement model) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
| ||||||||||
N | M | SD | t | p | N | M | SD | t | p | |
Bending | ||||||||||
Low | 335 | 3.23 | 0.44 | 313 | 3.23 | 0.43 | ||||
High | 353 | 3.09 | 0.51 | 3.68 | <.001 | 317 | 3.14 | 0.45 | 2.71 | .007 |
Kneeling | ||||||||||
Low | 311 | 3.22 | 0.43 | 287 | 3.23 | 0.41 | ||||
High | 377 | 3.11 | 0.52 | 2.88 | .004 | 343 | 3.15 | 0.47 | 2.11 | .035 |
Sitting | ||||||||||
Low | 330 | 3.12 | 0.50 | 301 | 3.16 | 0.46 | ||||
High | 358 | 3.19 | 0.46 | 1.99 | .047 | 329 | 3.21 | 0.43 | 1.31 | .190 |
Repetitive | ||||||||||
Low | 320 | 3.21 | 0.47 | 299 | 3.22 | 0.46 | ||||
High | 368 | 3.12 | 0.49 | 2.50 | .013 | 331 | 3.15 | 0.43 | 1.98 | .048 |
Standing | ||||||||||
Low | 338 | 3.18 | 0.48 | 312 | 3.20 | 0.45 | ||||
High | 350 | 3.13 | 0.48 | 1.27 | .206 | 318 | 3.17 | 0.44 | 0.69 | .493 |
Cramped | ||||||||||
Low | 341 | 3.21 | 0.45 | 310 | 3.24 | 0.41 | ||||
High | 347 | 3.11 | 0.50 | 2.85 | .004 | 320 | 3.14 | 0.47 | 2.73 | .006 |
Note: t statistics are for Independent Samples t-tests.